Fishing Report
Garrison Reservoir Fishing Report
Powder River, WY
Lake conditions
Garrison Reservoir — 2026-11-11
Conditions overviewToday's conditions at this lake, computed from live weather and the moon.
- Season
- Fall
- Moon
- 6% illuminated, waxingWaxing Crescent
- Est. surface temp
- 56.1°F
- Pressure
- —Unknown
Est. water temp
56.1°F
v1 estimate from air temperature — not a sensor reading
Air vs. last week
4°F warmer
52°F now vs 48°F this time last week
Measured air temperature at the nearest weather station — not water
Sun & moon
- Sunrise
- 6:57 AM
- Sunset
- 4:49 PM
- Moonrise
- 9:40 AM
- Moonset
- 6:03 PM
Sky, wind & pressuremidday · 12 PM
- Cloud cover
- 3%
- Precip chance
- 1%
- Wind
- 10 mph W
- Pressure
- — Unknown
Today's solunar periods
- Major: 12:26 AM–2:26 AM
- Minor: 9:10 AM–10:10 AM
- Major: 12:52 PM–2:52 PM
- Minor: 5:33 PM–6:33 PM
No bite score appears for this lake because no fish species is on record for it yet.
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Modeled from National Weather Service data, plus solunar and sun/moon times computed in-house. This is a computed report, not an eyewitness catch report.
43.138190, -107.369260
Est. water temp
56.1°F
v1 estimate from air temperature — not a sensor reading
Species on record
No species on record yet for this lake.
Suggest a species for this lake →Location
Garrison Reservoir · 43.1382, -107.3693
Map data © OpenFreeMap, OpenMapTiles, OpenStreetMap contributors
Nearby
Other lakes nearby
FAQ
Common questions
What fish are in Garrison Reservoir?
No fish species have been recorded for Garrison Reservoir yet. Check the live conditions to plan a trip on the surrounding water.
When's the best time to fish Garrison Reservoir?
No species are modeled for Garrison Reservoir yet, so there's no species-specific feeding window to name. The score still gives the light window 30% of its total, an input Bitespan grades "Well supported". Check today's bite forecast for Garrison Reservoir to see the best window for current conditions.
Where is Garrison Reservoir?
Garrison Reservoir is near Powder River, WY, at 43.1382, -107.3693.
Plan your trip to Garrison Reservoir
Get the hour-by-hour bite forecast and the best times to fish Garrison Reservoir, scored against live National Weather Service weather for this exact spot — showing what every input contributed and how well the evidence supports it.